MA20601A1 - Procede pour la production d'acide phosphorique a partir d'une matrice seche ,par traitement au so3 et extraction - Google Patents

Procede pour la production d'acide phosphorique a partir d'une matrice seche ,par traitement au so3 et extraction

Info

Publication number
MA20601A1
MA20601A1 MA20827A MA20827A MA20601A1 MA 20601 A1 MA20601 A1 MA 20601A1 MA 20827 A MA20827 A MA 20827A MA 20827 A MA20827 A MA 20827A MA 20601 A1 MA20601 A1 MA 20601A1
Authority
MA
Morocco
Prior art keywords
extraction
treatment
production
phosphoric acid
dry matrix
Prior art date
Application number
MA20827A
Other languages
English (en)
Inventor
Robert Driscoll Patrick
Allen Kremer Ross
Original Assignee
Mobil Oil Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mobil Oil Corp filed Critical Mobil Oil Corp
Publication of MA20601A1 publication Critical patent/MA20601A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/232—Preparation by reacting phosphate containing material with concentrated sulfuric acid and subsequently lixiviating the obtained mass, e.g. clinker process
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/185—Preparation neither from elemental phosphorus or phosphoric anhydride nor by reacting phosphate-containing material with an acid, e.g. by reacting phosphate-containing material with an ion-exchange resin or an acid salt used alone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)
  • Catalysts (AREA)
MA20827A 1984-12-24 1985-12-24 Procede pour la production d'acide phosphorique a partir d'une matrice seche ,par traitement au so3 et extraction MA20601A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/685,509 US4714600A (en) 1984-12-24 1984-12-24 Process for production of phosphoric acid from dry matrix by SO3 treatment and extraction

Publications (1)

Publication Number Publication Date
MA20601A1 true MA20601A1 (fr) 1986-07-01

Family

ID=24752501

Family Applications (1)

Application Number Title Priority Date Filing Date
MA20827A MA20601A1 (fr) 1984-12-24 1985-12-24 Procede pour la production d'acide phosphorique a partir d'une matrice seche ,par traitement au so3 et extraction

Country Status (3)

Country Link
US (1) US4714600A (fr)
AU (1) AU582405B2 (fr)
MA (1) MA20601A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6391080B1 (en) * 2000-11-02 2002-05-21 Elgafi Mohamed Phosphate, phosphatic fertilizers manufacturing process
US7168553B2 (en) * 2003-11-13 2007-01-30 Applied Materials, Inc. Dynamically balanced substrate carrier handler

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1251741A (en) * 1917-06-07 1918-01-01 Carroll Allen Process of treating phosphate materials.
US3391996A (en) * 1965-05-07 1968-07-09 Pullman Inc Phosphoric acid process
US3410654A (en) * 1965-09-09 1968-11-12 Armour Agricult Chem Production of liberated polyphosphoric acid and calcium sulfate
JPS5420828B2 (fr) * 1972-06-09 1979-07-25
US3886259A (en) * 1972-07-17 1975-05-27 Univ Iowa State Res Found Inc Process for mineral refining
US4154800A (en) * 1976-01-07 1979-05-15 Climax Chemical Company Process of producing phosphates and phosphoric acid
US4501724A (en) * 1984-02-01 1985-02-26 Goers Associates Inc. Method for the wet process manufacture of phosphoric acid

Also Published As

Publication number Publication date
AU582405B2 (en) 1989-03-23
AU5115985A (en) 1986-07-03
US4714600A (en) 1987-12-22

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